X-Men Who Are Currently On A Leave Of Absense To Hunt Down The Books Of Truth[?]:
Deceased X-Men:
Former Members:
X-Men Allies:
Villains:
... Swiss type agammaglobulinemia[?] Achondroplasia Achondroplastic dwarfism[?] Achromatopsia incomplete, X-linked[?] Achromatopsia Acid maltase deficiency[?] ...